Performance & Replacement Transmission & Drivetrain Parts

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...

Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.

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Results 1 - 25 of 63

Moog Super Strength U-Joints 231

Universal Joint, Super Strength, 1350 Style, Solid, Steel, Each

Part Number: MOG-231

4.45 out of 5 stars ( 11 )

Estimated Ship Date: Tomorrow

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Lokar Hi-Tech Kickdown Kits KD-2400HT

Lokar Hi-Tech Kickdown Kits KD-2400HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH400, Kit

Part Number: LOK-KD2400HT

4.65 out of 5 stars ( 20 )

Estimated Ship Date: Tomorrow

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Moog Super Strength U-Joints 232

Universal Joint, Super Strength, 1350 Style, Greasable, Steel, Each

Part Number: MOG-232

4.71 out of 5 stars ( 24 )

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Timken Pinion Bearings M802048

Bearing, Pinion, 1.625 in. Inside Diameter, Each

Part Number: TMK-M802048

4.67 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Timken Axle Bearing Races LM501314

Bearing Race, Differential, Each

Part Number: TMK-LM501314

5.0 out of 5 stars ( 4 )

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National Bearing Throwout Bearings 614018

Bearing, Ball, Each

Part Number: NTL-614018

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Timken Pinion Bearing Races M86610

Bearing Race, Differential Pinion, 2.531 in. Outside Diameter, Each

Part Number: TMK-M86610

5.0 out of 5 stars ( 1 )

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Dorman Clutch Pilot Bushings and Bearings 690-014.1

Clutch Pilot Bushing .593 In. x 1.09 In. Type A, Length .750 In. Each

Part Number: RNB-690-014-1

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Hays Classic Conversion Clutch Kits 83-1102

Clutch Kit, 5/6-Speed Conversion, Organic, 1 .125 in.-26-Spline, 11 in. Diameter Disc, Buick, Checker, Chevy, GMC, Pontiac, Oldsmobile, Kit

Part Number: HAY-83-1102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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National Bearing Wheel Bearings NNTA2

Wheel Bearing, Tapered, Outer, Each

Part Number: NTL-A2

4.25 out of 5 stars ( 4 )

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National Bearing Automatic Transmission Selector Shaft Seals 8792S

Seal, Automatic Transmission Shift Shaft, Steel/Rubber, GM, Each

Part Number: NTL-8792S

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Hays Street 650 Clutch Conversion Kits 92-1103

Clutch Kit, Street 650 Clutch Conversion Kits, Organic, Lever, 1.125 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Dodge, Plymouth, Kit

Part Number: HAY-92-1103

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-1D28Q

Torque Converters, Twister 3/4 Race, Street/Strip, 2,800-3,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevy THM400, Buick, Chevy, Each

Part Number: HAY-97-1D28Q

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

SKF Bearings Wheel Bearings BR2

Tapered roller bearing set (bearing and race)

Part Number: SKF-BR2

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Pioneer Automotive Automatic Transmission Rebuild Kits 752002

MASTER KIT

Part Number: PIO-752002

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

ACDelco GM Genuine Parts Wheel Bearings 19312416

Wheel Bearing, GM Genuine Part, 0.750 in. Bore Diameter, Steel, 1.781 in. O.D., AMC, Buick, Chevrolet, Chrysler, Ford, GMC, Mercedes-Benz, Olds, Each

Part Number: ADO-A2

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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ACDelco Gold Universal Joints 19473223

Universal Joint, Gold, Greasable, Steel, Round Plain, for Infiniti, for Nissan, Chevy, Dodge, Ford, GMC, Lincoln, Mercury, Ram, SRT, Toyota, Each

Part Number: ADO-45U0109

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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SKF Bearings U-Joints UJ534G

Universal Joint

Part Number: SKF-UJ534G

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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ACDelco Gold Universal Joints 19470445

Universal Joint, Steel, GM, Mopar, Ford, Isuzu, Jeep, Lincoln, Mercury, Saab, Each

Part Number: ADO-45U0108

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Hays Twister Full Race 2,400-2,800 Stall Torque Converter 97-1D24F

Torque Converters, Twister Full Race, 2,400-2,800 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D24F

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Hays Twister Full Race 3,600-4,200 Stall Torque Converter 97-1D36F

Torque Converters, Twister Full Race, 3,600-4,200 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D36F

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Hays Twister Full Race 3,200-3,600 Stall Torque Converter 97-1D32F

Torque Converters, Twister Full Race, 3,200-3,600 rpm Stall Speed Range, 30-spline, 9.600 in. Diameter, Chevrolet THM400, Buick, Chevy, Jeep, Each

Part Number: HAY-97-1D32F

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Timken Wheel Bearings SET6

Wheel Bearing, Front, Each

Part Number: TMK-SET6

4.85 out of 5 stars ( 41 )

Estimated Ship Date: Tomorrow

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Pioneer Automotive Oil Seals 759016

SEAL MSC

Part Number: PIO-759016

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Pioneer Automotive Pilot Bearings and Bushings PB-656

Pilot Bearing, Solid, Steel, Each

Part Number: PIO-PB-656

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

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